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Finding the Fourth Proportional to 168,684.64, 232,785.03 and 97,063.24

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Solution

The fourth proportional to 168,684.64, 232,785.03 and 97,063.24 is: 133,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,684.64 : 232,785.03 = 97,063.24 : x
  2. Step 2: Convert to fraction form
    168,684.64/232,785.03 = 97,063.24/x
  3. Step 3: Cross multiply
    168,684.64x = 232,785.03 × 97,063.24
  4. Step 4: Simplify right side
    168,684.64x = 22,594,869,235.30
  5. Step 5: Solve for x
    x = 22,594,869,235.30/168,684.64
  6. Step 6: Final answer
    x = 133,947.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.